Finite element method is an useful tool for modeling seismic wave in complex medium, it simulates seismic wave propagation quite realistically and displays seismic wave fields in quite detailed way.
有限元法是复杂介质地震模拟的有力工具,它能比较客观地反映地震波的传播过程,比较细致地再现地震图像。
Using the Finite Element Method (FEM) and dislocation theory, we simulated the asymmetric earthquake displacement field of a vertical strike-slip fault caused by laterally inhomogeneous medium.
结合位错理论和有限单元法,对介质横向不均匀性引起的直立走滑断裂地震水平位移场不对称性进行了数值模拟研究。
Finite Element Technique based on Rayleigh-Ritz idea is used to solve wave propagation in non-homogeneous medium with variable velocities.
为求解变速不均匀介质中波的传播问题,使用了利用瑞雷-里兹法的有限元技术。
The temperature distributions in the diode-side-pumped slab laser medium have been calculated by means of the finite difference method.
用有限差分法对二极管侧泵浦板条激光介质的温度分布作了数值计算。
The axisymmetric vibration characteristics of finite length fluid-filled cylindrical shells in elastic medium are analyzed systematically in theory.
从理论上分析了各向同性弹性介质中有限长充液圆柱壳的自由振动特性。
The numerical simulation results indicate that the finite volume method and spectral band model is suitable to deal with coupled radiation-conduction heat transfer of non-gray medium.
经与光线踪迹法、离散传递法的计算结果比较表明,谱带模型与有限体积解法相结合能处理多场耦合下非灰介质内的辐射换热。
Among the numerical simulation methods, the finite element method (FEM) is widely to solve the electric field with complex structure and multi-dielectric medium with high precision.
在常用数值求解方法中,有限元法以其通用性强,适用于结构复杂、多重介质复杂场域求解,且求解精度高等优点而被广泛用于电器电场的数值求解。
According to geologic model of unsteady groundwater flow in heterogeneous medium and adopting the finite difference solution, the direction and strength of oil gas migration can be quantified.
根据非均匀各向异性地层的非稳定的地下水流动模型,采用有限差分法求解,可以定量判断油气运移的方向及强度。
Using finite difference method, we carry out the numerical calculation of the electric field induced by a low frequency magnetic field in a two dimensional stratified biological medium.
采用有限差分法对低频磁场在二维分层生物媒质中诱发的电场进行了数值计算。
A computer program of isoparametric finite element for large elastisplastis strain was used to calculate the displacement-strain fields of a homogeneous expansive sphere in many-layer medium.
本文用弹塑性大应变的有限无法对几种不同介质中均匀胀膨球的应力、应变和位移场作了计算。
Finally, applied continuous medium finite element method to proceed numerical simulation to practice project.
最终选取连续介质有限元方法对实际工程进行数值模拟。
In this paper, the dynamic response of a finite doubled-ecker cylindrical shell buried in elastic medium has been studied by a semi-analytic method.
本文采用半解析法分析了弹性介质中有限长双层圆柱壳的动力响应。
The soil consolidation can be simulated by using a finite element numerical model of fluid-solid coupling of fluid seepage in a deformable porous medium.
针对饱和土固结问题,利用可变形多孔介质中流体渗流的流固耦合有限元数值模型,对该问题进行了数值模拟。
In this paper, a discrete local transmitting boundary is combined with a lumped-mass finite element technique for simulating steady wave motion in the viscoelastic layered medium.
本文将离散的局部透射边界与集中质量有限元方法相结合,用于模拟粘弹性成层介质中的稳态波动。
The rolling process of medium plate was analyzed with the explicit dynamic finite element method.
采用动态显式有限元法对中厚板轧制过程进行了分析。
The distributions of dominant stress and shear stress in research area of a given seismic horizon are estimated by using linear elastic finite element modeling in continuous medium.
本文针对特定的地震层位使用连续介质线弹性有限元模型,计算了研究区内主应力和剪切应力的分布。
With the finite element method, the main factors that affecting the cooling contraction of the bent steel plate of medium thickness are simulated.
运用有限元工具,对影响中厚钢板热弯曲成形中冷却收缩的主要因素进行了有限元数值模拟。
The finite element method was used to calculate elastic wave propagation in the medium.
本文采用有限元素法计算弹性波在介质中的传播。
This method is based on the use of an "equivalent element medium" and the finite difference operator for an unsymmetrical star in anisotropic media.
在计算中引用了“等效单元介质”方法,采用各向异性介质中的不对称星形的差分算子计算程序。
The partial differential equation of flow in porous medium has been studied with variational finite element method.
用变分有限元方法对描述地下流体渗流的偏微分方程进行了分析。
The finite element method suits specially in the solution of complex geometry structure and the inhomogeneous medium electromagnetic problem.
有限元法特别适合于解决复杂几何结构和非均匀媒质的电磁问题。
In this paper, a non-linear model for two dimension and two phases unsteady state flow through a porous medium is solved by a variational finite element method.
本文用变分有限元方法处理了两维两相非线性不稳定渗流模型。
This Paper analyzes and calculates fatigue of the total and the single-throw crankshaft through finite element about the diesel engine medium-height speed.
本文主要是利用有限元法对某型中高速柴油机的整体曲轴和单拐曲轴分别进行强度计算分析。
The 2-D nonlinear longitudinal wave in the isotropy solid medium studied in this paper is the finite amplitude wave, which thought about the nonlinear of the motion and medium.
本文研究了各向同性固体介质中的二维非线性有限振幅纵波,采用有限元方法求解二维非线性纵波运动方程。
The discontinuous finite element method and time shift and superposition method are used to calculate the transmittance and reflectance in one-dimensional scattering slab medium.
采用间断有限元方法对环形激波在圆柱形激波管内绕射、反射和聚焦流场进行了数值模拟。
Its validity was concerned by the comparison with the results obtained by Finite Elemental Method (FEM) for a squared porous medium.
通过与多孔方腔物理模型的有限元数值解进行比较,验证了本章所用方法的可靠性及精度。
Its validity was concerned by the comparison with the results obtained by Finite Elemental Method (FEM) for a squared porous medium.
通过与多孔方腔物理模型的有限元数值解进行比较,验证了本章所用方法的可靠性及精度。
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